[INFO] fetching crate cargo-pack 0.6.0...
[INFO] checking cargo-pack-0.6.0 against master#e22b61bff0bdd08be7665607cb7be3748c8a35d2 for pr-74627
[INFO] extracting crate cargo-pack 0.6.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate cargo-pack 0.6.0 on toolchain e22b61bff0bdd08be7665607cb7be3748c8a35d2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-pack 0.6.0
[INFO] finished tweaking crates.io crate cargo-pack 0.6.0
[INFO] tweaked toml for crates.io crate cargo-pack 0.6.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 32851e7b5977586be611c6d4b2e429108f6d005e51d5af1f7b821cd5ddae5ede
[INFO] running `Command { std: "docker" "start" "-a" "32851e7b5977586be611c6d4b2e429108f6d005e51d5af1f7b821cd5ddae5ede", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32851e7b5977586be611c6d4b2e429108f6d005e51d5af1f7b821cd5ddae5ede", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32851e7b5977586be611c6d4b2e429108f6d005e51d5af1f7b821cd5ddae5ede", kill_on_drop: false }`
[INFO] [stdout] 32851e7b5977586be611c6d4b2e429108f6d005e51d5af1f7b821cd5ddae5ede
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e7a4bbb0c3c9bd66747f9a50309e5f5b71a518fc8fb1c77e65b77d1c04cbc4eb
[INFO] running `Command { std: "docker" "start" "-a" "e7a4bbb0c3c9bd66747f9a50309e5f5b71a518fc8fb1c77e65b77d1c04cbc4eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking cargo_metadata v0.9.1
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking cargo-pack v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.05s
[INFO] running `Command { std: "docker" "inspect" "e7a4bbb0c3c9bd66747f9a50309e5f5b71a518fc8fb1c77e65b77d1c04cbc4eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7a4bbb0c3c9bd66747f9a50309e5f5b71a518fc8fb1c77e65b77d1c04cbc4eb", kill_on_drop: false }`
[INFO] [stdout] e7a4bbb0c3c9bd66747f9a50309e5f5b71a518fc8fb1c77e65b77d1c04cbc4eb